/**
  * LongitudinalReports::save
  * @param type $saveReportsArray an array of report config parameters rptid => p1 = v1, p2 = v2
  * @return boolean
  */
 public static function save($saveReportsArray)
 {
     $success = true;
     $saveArray = array();
     // Add 'event' level so array is in format expected by REDCap::saveData
     foreach ($saveReportsArray as $rptParams) {
         $saveArray[$rptParams['report_id']][] = $rptParams;
     }
     $result = REDCap::saveData(LR_REPORT_DATA_PROJECT_ID, 'array', $saveArray, 'overwrite');
     if (isset($result['errors']) && count($result['errors']) > 0) {
         $success = false;
         REDCap::logEvent('Longitudinal Reports save failed', print_r($result['errors'], true) . PHP_EOL . ' ' . print_r($saveArray, true));
     }
     return $success;
 }